CN110976114B - A single-channel multi-rotation adjustable centrifugal fluid injection device - Google Patents
A single-channel multi-rotation adjustable centrifugal fluid injection device Download PDFInfo
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- CN110976114B CN110976114B CN201911143673.1A CN201911143673A CN110976114B CN 110976114 B CN110976114 B CN 110976114B CN 201911143673 A CN201911143673 A CN 201911143673A CN 110976114 B CN110976114 B CN 110976114B
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- cyclone
- storage cavity
- replaceable
- fluid injection
- injection device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B3/00—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements
- B05B3/02—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements
- B05B3/025—Rotational joints
- B05B3/027—Rotational joints with radial fluid passages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0278—Arrangement or mounting of spray heads
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- Cyclones (AREA)
- Nozzles (AREA)
Abstract
The invention discloses a single-way multi-rotation adjustable centrifugal fluid injection device which is suitable for single-way multi-rotation adjustable multi-layer centrifugal fluid injection of water or aqueous solution or multiphase flow and comprises a cyclone and a spray head. The cyclone consists of a cyclone cavity and cyclone material inlet holes, wherein the cyclone material inlet holes are radial holes, the multi-layer cyclone is assembled and arranged in the material storage cavity, fluid enters the material storage cavity from the material inlet, enters the cyclone material storage cavity from the cyclone material inlet holes to form cyclone, is sprayed out through the spray heads, the flow regulating block is connected with the solid wall of the material storage cavity through threads, the flow is regulated through regulating the screwing distance of the flow regulating block, and the regulation of atomized particles of the fluid is realized through changing the spray heads.
Description
Technical Field
The invention relates to a centrifugal fluid injection device with single-path multi-rotation adjustable, belonging to the field of fluid injection.
Background
The existing domestic fluid atomization spraying device comprises an impinging jet type, a pressure centrifugal type, a two-phase flow type and an ultrasonic atomization type according to mechanisms, wherein common defects of the former three types include larger atomized particles, uneven atomization flow field, non-adjustable atomization flow and limited application scene, and the two-phase flow type atomization device has the advantages of complex structure, high maintenance cost, high ultrasonic atomization cost and inapplicability to the working condition of severe field environment.
Disclosure of Invention
The invention solves the technical problems of overcoming the defects of the prior art, providing a single-way multi-rotation adjustable centrifugal fluid injection device and improving the atomization performance and effect of fluid.
The invention aims at realizing the technical scheme that the single-way multi-rotation adjustable multi-layer centrifugal fluid injection device comprises a storage cavity (2), a flow regulating block (3), an outer rotator (4), a first replaceable outer nozzle (6), a second replaceable inner nozzle (7) and an inner rotator (8);
the upper end of the storage cavity (2) is provided with an opening which is used as an inlet (10), and the lower end is provided with a circular hole which is connected with the outer cyclone (4);
the outer side of the circular hole at the lower end of the storage cavity (2) is provided with an annular threaded hole, the flow regulating block (3) is installed, the flow regulating block (3) is hollow and cylindrical, the outer wall of the flow regulating block is provided with a threaded hole which is matched with the annular threaded hole at the lower end of the storage cavity (2), the upper surface of the flow regulating block (3) is provided with a circular hole, and the inner wall of the circular hole is attached to the outer wall of the outer cyclone (4);
The outer cyclone (4) is provided with a second cyclone inlet hole (12) at the bottom, a first replaceable spray head (6) is arranged at the bottom, a first cyclone inlet hole (11) is arranged at the bottom of the inner cyclone (8), a second replaceable spray head (7) is arranged at the bottom, a plurality of middle cyclones (13) are arranged between the outer cyclone (4) and the inner cyclone (8), the bottom of each middle cyclone (13) is provided with a replaceable spray head, the plurality of middle cyclones (13) are sleeved together, the innermost middle cyclone is connected with the inner cyclone (8), and the outermost middle cyclone is connected with the outer cyclone (4);
The bottoms of the inner swirler (8) and the middle swirler (13) are level with the bottom of the outer swirler (4);
The top of the inner cyclone (8) is higher than the top of the middle cyclone (13), the top of the middle cyclone (13) is higher than the top of the outer cyclone (4), the heights from the innermost middle cyclone to the outermost middle cyclone are sequentially reduced, and the bottoms of all the middle cyclones are level;
the side walls of the inner cyclone (8), the outer cyclone (4) and the middle cyclone (13) are respectively provided with a plurality of holes which are distributed along the circumferential direction and are communicated with the storage cavity (2).
Preferably, the storage cavity (2) is hollow and cylindrical, the upper end is provided with an opening, the upper end face is the storage cavity fixed wall (1), the storage cavity fixed wall has a certain thickness, the inner wall of the opening at the upper end can be connected or welded with external threads, the opening at the upper end is used as an inlet (10), and the lower end is provided with an opening which is connected with the outer wall of the external cyclone (4).
Preferably, the lower end face of the storage cavity (2) is provided with an annular hole, the inner side of the annular hole is provided with threads, the annular hole is coaxial with an opening arranged at the lower end, the outer side of the side wall of the flow regulating block (3) is provided with threads, the side wall of the flow regulating block (3) can penetrate through the annular hole of the lower end face of the storage cavity (2) and can move axially relative to the external cyclone (4) through threaded fit in the annular hole, and accurate regulation is realized;
Preferably, the outer cyclone (4) comprises an upper part and a lower part, wherein the upper part is hollow and cylindrical, the upper surface of the hollow and cylindrical is provided with a round hole and is connected with the outer wall of the inner cyclone (8), the lower part is in a conical funnel shape, the replaceable inner spray head (6) is arranged at the bottom of the conical funnel, the upper part and the hollow part of the lower part jointly form an outer cyclone cavity (5), and a plurality of rows of through holes (14) are circumferentially arranged on the side wall of the upper part of the outer cyclone (4) and are communicated with the storage cavity (2);
Preferably, the inner cyclone (8) comprises an upper part and a lower part, wherein the upper part is hollow and cylindrical, the upper surface of the hollow and cylindrical is closed, the lower part is conical funnel-shaped, the replaceable inner spray head (7) is arranged at the bottom of the conical funnel, and the upper part and the hollow part of the lower part jointly form an inner cyclone cavity (9).
Preferably, the flow regulating block (3) is hollow and cylindrical, a round hole is formed in the upper end face of the flow regulating block, the inner wall of the round hole is attached to the outer wall of the upper portion of the outer cyclone (4), and the flow regulating block (3) can linearly and reciprocally slide relative to the outer cyclone (4) along the axial direction, so that flow regulation of fluid entering the outer cyclone (4) is achieved.
Preferably, the material inlet (10) is circular.
Preferably, the fluid enters the storage cavity (2) through the material inlet (10), then enters the outer cyclone cavity (5) and the inner cyclone cavity (9), forms cyclone through the first cyclone material inlet hole (11) and the second cyclone material inlet hole (12), and then is sprayed out through the first replaceable spray head (6) and the second replaceable spray head (7), so that a single-path multi-cyclone atomization mode is realized, and the atomization performance of the spray head is improved.
Preferably, according to actual engineering requirements, different first replaceable multi-layer spray heads (6) and second replaceable spray heads (7) can be selected, and simultaneously, the screwing depth is adjusted to adjust the atomization effect.
Preferably, the flow range of the material inlet (10) is 1L/min-10 m 3/min.
Preferably, the suitable fluid is water, an aqueous solution or a multiphase flow medium.
Preferably, the inner cyclone (8) and the outer cyclone (4) are assembled to form a two-layer cyclone device, and are positioned in the storage cavity (2) together.
Preferably, the inner cyclone (8), the middle cyclone (13) and the outer cyclone (4) are combined and installed to form a multi-layer cyclone device, and the multi-layer cyclone device and the middle cyclone device are located in the storage cavity (2) together.
Preferably, the first replaceable spray head (6) and the second replaceable spray head (7) are respectively connected with the bottom of the outer rotator (4) and the bottom of the inner rotator (8) through threads so as to be convenient to replace.
Compared with the prior art, the invention has the following beneficial effects:
(1) By adopting a single-path multi-rotation atomization mode, the uniformity of fluid atomization particle size distribution and the uniformity of fluid spreading distribution can be ensured, and uniform injection is realized.
(2) The adjustable range of the fluid flow is wide, and the corresponding fluid flow can be set according to engineering requirements.
(3) The jet speed of the fluid is controllable, and the jet speed can be controlled according to engineering requirements.
(4) The fluid includes water, aqueous solution, multiphase flow.
Drawings
FIG. 1 is a schematic illustration of a single-pass, multi-turn, adjustable centrifugal fluid ejection device of the present invention;
FIG. 2 is a preferred schematic illustration of the construction of a single-pass, multi-turn, adjustable centrifugal fluid ejection device of the present invention;
Detailed Description
The invention will now be described in detail with reference to the drawings and specific examples.
The invention discloses a single-path multi-rotation adjustable multilayer centrifugal fluid injection device suitable for water or aqueous solution or multiphase flow, which comprises a cyclone and a nozzle. The cyclone consists of a cyclone cavity and cyclone material inlet holes, wherein the cyclone material inlet holes are radial holes, the multi-layer cyclone is assembled and arranged in the material storage cavity, fluid enters the material storage cavity from the material inlet, enters the cyclone material storage cavity from the cyclone material inlet holes to form cyclone, is sprayed out through the spray heads, the flow regulating block is connected with the solid wall of the material storage cavity through threads, the flow is regulated through regulating the screwing distance of the flow regulating block, and the regulation of atomized particles of the fluid is realized through changing the spray heads.
The spraying device can be applied to the aspects of removing dust particles in air, spraying the surfaces of components and the like, the spraying device can change the nozzles 6 and 7 according to different application scenes, the size of atomized particles can be changed as shown in figure 1, and meanwhile, the number of the middle cyclones 13 can be increased according to the requirement of the concentration of sprayed particles, as shown in figure 2, so that the aim of improving the atomization effect and performance is fulfilled. The invention solves the problems of single application scene and limited atomization particle size of the existing atomization spraying device.
The invention relates to a single-way multi-rotation adjustable multilayer centrifugal fluid injection device which comprises a storage cavity (2), a flow regulating block (3), an outer rotator (4), a first replaceable outer spray head (6), a second replaceable inner spray head (7) and an inner rotator (8);
The upper end of the storage cavity (2) is provided with a circular opening which is used as an inlet (10), the upper end face is a storage cavity fixed wall (1) with a certain thickness, the lower end of the storage cavity is provided with a circular hole which is connected with the external cyclone (4), the inner side of the annular hole is provided with threads, the annular hole is coaxial with the opening arranged at the lower end, the outer side of the side wall of the flow regulating block (3) is provided with threads, the side wall of the flow regulating block (3) can penetrate through the annular hole at the lower end face of the storage cavity (2), and the side wall of the flow regulating block can move along the axial direction relative to the external cyclone (4) through the threaded fit in the annular hole, so that the accurate regulation is realized;
The outer cyclone (4) is divided into an upper part and a lower part, the upper part is hollow and cylindrical, the upper surface of the hollow and cylindrical is provided with a round hole and is connected with the outer wall of the inner cyclone (8), the lower part is in a conical funnel shape, the bottom of the lower part is provided with a second cyclone inlet hole (12) and is provided with a first replaceable spray head (6), the upper part and the hollow part of the lower part jointly form an outer cyclone cavity (5), a plurality of through holes (14) are circumferentially arranged on the side wall of the upper part of the outer cyclone (4) and are communicated with the storage cavity (2), the inner cyclone (8) comprises an upper part and a lower part, the upper part is in a hollow and cylindrical shape, the upper surface of the hollow and is closed, the lower part is in a conical funnel shape, the replaceable inner spray head (7) and the first cyclone inlet hole (11) are arranged at the bottom of the conical funnel, the upper part and the hollow part of the lower part jointly form the inner cyclone cavity (9), a plurality of middle cyclones (13) are arranged between the outer cyclone (4) and the inner cyclone (8), the bottom of each middle cyclone (13) is provided with a plurality of replaceable spray heads, and the middle cyclones (13) are connected with the outer cyclone (8) in a sleeved mode, and the middle cyclone (4) is connected with the outer cyclone (4);
The bottoms of the inner swirler (8) and the middle swirler (13) are level with the bottom of the outer swirler (4);
The top of the inner cyclone (8) is higher than the top of the middle cyclone (13), the top of the middle cyclone (13) is higher than the top of the outer cyclone (4), the heights from the innermost middle cyclone to the outermost middle cyclone are sequentially reduced, and the bottoms of all the middle cyclones are level;
The side walls of the inner cyclone (8), the outer cyclone (4) and the middle cyclone (13) are respectively provided with a plurality of holes (14) which are distributed along the circumferential direction and are communicated with the storage cavity (2).
The invention relates to a single-way multi-rotation adjustable centrifugal liquid spraying device, which is preferably operated in such a way that liquid enters a storage cavity (2) through a material inlet hole (10), then enters an outer cyclone (4) and an intermediate cyclone (13) through a through hole (14), and finally is sprayed out through spray heads (6) and (7), wherein the diameter of the spray heads and the number of the intermediate cyclones can be changed according to flow requirements and atomized particle diameter requirements.
The invention adopts a single-way multi-rotation atomization mode, can ensure the uniformity of fluid atomization particle size distribution and the uniformity of fluid spreading distribution, and realizes uniform injection. The adjustable range of the fluid flow is wide, and the corresponding fluid flow can be set according to engineering requirements. The jet speed of the fluid is controllable, and the jet speed can be controlled according to engineering requirements. The fluid in the invention comprises water, aqueous solution and multiphase flow.
The invention is not limited to the specific embodiments described above. The invention extends to any novel one, or any novel combination, of the features disclosed in this specification, as well as to any novel one, or any novel combination, of the steps of the method or process disclosed.
What is not described in detail in the present specification belongs to the known technology of those skilled in the art.
Claims (8)
1. The single-way multi-rotation adjustable multilayer centrifugal fluid injection device is characterized by comprising a storage cavity (2), a flow regulating block (3), an outer rotator (4), a first replaceable outer spray head (6), a second replaceable inner spray head (7) and an inner rotator (8);
The upper end of the storage cavity (2) is provided with an opening which is used as an inlet (10), and the lower end of the storage cavity (2) is provided with a circular hole which is connected with the outer cyclone (4);
The outer side of the circular hole at the lower end of the storage cavity (2) is provided with an annular threaded hole for installing a flow regulating block (3), the flow regulating block (3) is hollow and cylindrical, the outer wall of the flow regulating block is provided with threads and is matched with the annular threaded hole at the lower end of the storage cavity (2), the upper surface of the flow regulating block (3) is provided with a circular hole, and the inner wall of the circular hole is attached to the outer wall of the outer cyclone (4);
The outer cyclone (4) is provided with a second cyclone inlet hole (12) at the bottom, a first replaceable outer nozzle (6) is arranged at the bottom, a first cyclone inlet hole (11) is arranged at the bottom of the inner cyclone (8), a second replaceable inner nozzle (7) is arranged at the bottom, a plurality of middle cyclones (13) are arranged between the outer cyclone (4) and the inner cyclone (8), the bottom of each middle cyclone (13) is provided with a replaceable outer nozzle, the plurality of middle cyclones (13) are sleeved together, the innermost middle cyclone is connected with the inner cyclone (8), and the outermost middle cyclone is connected with the outer cyclone (4);
The bottoms of the inner swirler (8) and the middle swirler (13) are level with the bottom of the outer swirler (4);
The top of the inner cyclone (8) is higher than the top of the middle cyclone (13), the top of the middle cyclone (13) is higher than the top of the outer cyclone (4), the heights from the innermost middle cyclone to the outermost middle cyclone are sequentially reduced, and the bottoms of all the middle cyclones are level;
the side walls of the inner cyclone (8), the outer cyclone (4) and the middle cyclone (13) are respectively provided with a plurality of through holes which are distributed along the circumferential direction and are communicated with the storage cavity (2).
2. The single-channel multi-rotation adjustable multi-layer centrifugal fluid injection device of claim 1, wherein the storage cavity (2) is hollow and cylindrical, and the inner wall of an opening arranged at the upper end of the storage cavity can be connected with external threads or welded.
3. The single-channel multi-rotation adjustable multi-layer centrifugal fluid injection device according to claim 1, wherein the outer cyclone (4) comprises an upper part and a lower part, the upper part is hollow and cylindrical, the lower part is conical funnel-shaped, the first replaceable outer spray head (6) is arranged at the bottom of the conical funnel, and the upper part and the hollow part of the lower part jointly form an outer cyclone cavity (5).
4. The single-channel multi-rotation adjustable multi-layer centrifugal fluid injection device according to claim 1, wherein the inner rotator (8) comprises an upper part and a lower part, the upper part is hollow and cylindrical, the lower part is conical funnel-shaped, the second replaceable inner nozzle (7) is arranged at the bottom of the conical funnel, and the upper part and the hollow part of the lower part form an inner swirling cavity (9) together.
5. A single-pass multi-rotation adjustable multi-layer centrifugal fluid injection device according to claim 1, wherein the material inlet (10) is circular.
6. The single-pass, multi-turn, adjustable, multi-layer centrifugal fluid ejection device of claim 1, wherein the suitable fluid is water or an aqueous solution.
7. A single-channel multi-swirl adjustable multi-layer centrifugal fluid injection device according to claim 1, wherein the inner swirler (8), the middle swirler (13) and the outer swirler (4) are assembled to form a multi-layer swirling device, and are jointly positioned in the storage cavity (2).
8. The single-channel multi-rotation adjustable multi-layer centrifugal fluid injection device according to claim 1, wherein the first replaceable outer spray head (6) and the second replaceable inner spray head (7) are respectively connected with the bottom of the outer rotator (4) and the bottom of the inner rotator (8) through threads so as to be convenient to replace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911143673.1A CN110976114B (en) | 2019-11-20 | 2019-11-20 | A single-channel multi-rotation adjustable centrifugal fluid injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911143673.1A CN110976114B (en) | 2019-11-20 | 2019-11-20 | A single-channel multi-rotation adjustable centrifugal fluid injection device |
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| Publication Number | Publication Date |
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| CN110976114A CN110976114A (en) | 2020-04-10 |
| CN110976114B true CN110976114B (en) | 2025-03-07 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212493528U (en) * | 2019-11-20 | 2021-02-09 | 中国航天空气动力技术研究院 | A single-channel multi-rotation adjustable centrifugal fluid jetting device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1388468A (en) * | 1971-05-24 | 1975-03-26 | Hitachi Ltd | Atomizing nozzle |
| CN104624422B (en) * | 2015-02-12 | 2017-03-08 | 西安近代化学研究所 | A kind of new three fluid ejectors and spray method |
| RU2618260C1 (en) * | 2015-12-09 | 2017-05-03 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Ярославский государственный технический университет" (ФГБОУ ВО "ЯГТУ") | Centrifugal fluid sprayer |
| JP6419739B2 (en) * | 2016-01-27 | 2018-11-07 | 株式会社スギノマシン | Lance nozzle and apparatus for removing excess sprayed coating provided with the same |
| CN105750111B (en) * | 2016-05-12 | 2017-05-10 | 李依真 | Spray drying device |
| CN206642907U (en) * | 2017-03-24 | 2017-11-17 | 广州市迪瑞喷雾机械有限公司 | Fluid atomizer apparatuses |
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2019
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212493528U (en) * | 2019-11-20 | 2021-02-09 | 中国航天空气动力技术研究院 | A single-channel multi-rotation adjustable centrifugal fluid jetting device |
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